3. AADD Schedules. [10 points] a) (5 points) Suppose you are the TA of Econ 3602 and one student does not know how to derive the DD schedule. Show this student how to derive the DD schedule. Support your answer with equations and diagrams. _ b) (5 points) One week later the same student comes to your office hours and now asks you to derive the AA schedule. Show this student how to derive the AA schedule. Support your answer with equations and diagrams. _